Analysis
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max time kernel
150s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 23:23
Static task
static1
Behavioral task
behavioral1
Sample
099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe
Resource
win10v2004-20240508-en
General
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Target
099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe
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Size
4.1MB
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MD5
0da037b893728c3b313fa70d372f856e
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SHA1
864be3a9800227566ff9a14ebe71a054b4d2634e
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SHA256
099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84
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SHA512
2e84bdaed66aa5264e538f46df26f0a6d0fb2c3c07bbede6a3f46d53617f772a05a9d00ad8527d2e6cbc9a28ad03143ae8f8ba39f9eeb71a7651b8b1fc1893b0
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SSDEEP
49152:NP14wFe484iHbTFG8DZqgckdbbON2ATnCITQMciPqrNkjunhZbPMRZB6Unk18IeB:dH84inFrgm9NzwRsNe0ZFLetRCG6o
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4500-2-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/4500-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4500-56-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/4500-83-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1352-156-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-249-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-254-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-261-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-265-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3436-270-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1448 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3436 csrss.exe 4132 injector.exe 772 windefender.exe 1568 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023412-219.dat upx behavioral1/memory/772-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1568-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/772-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1568-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1568-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe File created C:\Windows\rss\csrss.exe 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4368 sc.exe -
pid Process 4912 powershell.exe 1184 powershell.exe 3448 powershell.exe 872 powershell.exe 4688 powershell.exe 4548 powershell.exe 3408 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1944 schtasks.exe 5080 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3408 powershell.exe 3408 powershell.exe 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 4912 powershell.exe 4912 powershell.exe 4912 powershell.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 1184 powershell.exe 1184 powershell.exe 3448 powershell.exe 3448 powershell.exe 872 powershell.exe 872 powershell.exe 4688 powershell.exe 4688 powershell.exe 4548 powershell.exe 4548 powershell.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 3436 csrss.exe 3436 csrss.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 3436 csrss.exe 3436 csrss.exe 3436 csrss.exe 3436 csrss.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe 4132 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3408 powershell.exe Token: SeDebugPrivilege 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Token: SeImpersonatePrivilege 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe Token: SeDebugPrivilege 4912 powershell.exe Token: SeDebugPrivilege 1184 powershell.exe Token: SeDebugPrivilege 3448 powershell.exe Token: SeDebugPrivilege 872 powershell.exe Token: SeDebugPrivilege 4688 powershell.exe Token: SeDebugPrivilege 4548 powershell.exe Token: SeSystemEnvironmentPrivilege 3436 csrss.exe Token: SeSecurityPrivilege 4368 sc.exe Token: SeSecurityPrivilege 4368 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4500 wrote to memory of 3408 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 87 PID 4500 wrote to memory of 3408 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 87 PID 4500 wrote to memory of 3408 4500 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 87 PID 1352 wrote to memory of 4912 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 97 PID 1352 wrote to memory of 4912 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 97 PID 1352 wrote to memory of 4912 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 97 PID 1352 wrote to memory of 4296 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 101 PID 1352 wrote to memory of 4296 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 101 PID 4296 wrote to memory of 1448 4296 cmd.exe 103 PID 4296 wrote to memory of 1448 4296 cmd.exe 103 PID 1352 wrote to memory of 1184 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 104 PID 1352 wrote to memory of 1184 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 104 PID 1352 wrote to memory of 1184 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 104 PID 1352 wrote to memory of 3448 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 106 PID 1352 wrote to memory of 3448 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 106 PID 1352 wrote to memory of 3448 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 106 PID 1352 wrote to memory of 3436 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 108 PID 1352 wrote to memory of 3436 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 108 PID 1352 wrote to memory of 3436 1352 099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe 108 PID 3436 wrote to memory of 872 3436 csrss.exe 109 PID 3436 wrote to memory of 872 3436 csrss.exe 109 PID 3436 wrote to memory of 872 3436 csrss.exe 109 PID 3436 wrote to memory of 4688 3436 csrss.exe 114 PID 3436 wrote to memory of 4688 3436 csrss.exe 114 PID 3436 wrote to memory of 4688 3436 csrss.exe 114 PID 3436 wrote to memory of 4548 3436 csrss.exe 117 PID 3436 wrote to memory of 4548 3436 csrss.exe 117 PID 3436 wrote to memory of 4548 3436 csrss.exe 117 PID 3436 wrote to memory of 4132 3436 csrss.exe 119 PID 3436 wrote to memory of 4132 3436 csrss.exe 119 PID 772 wrote to memory of 2868 772 windefender.exe 127 PID 772 wrote to memory of 2868 772 windefender.exe 127 PID 772 wrote to memory of 2868 772 windefender.exe 127 PID 2868 wrote to memory of 4368 2868 cmd.exe 128 PID 2868 wrote to memory of 4368 2868 cmd.exe 128 PID 2868 wrote to memory of 4368 2868 cmd.exe 128 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe"C:\Users\Admin\AppData\Local\Temp\099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3408
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C:\Users\Admin\AppData\Local\Temp\099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe"C:\Users\Admin\AppData\Local\Temp\099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4912
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:4296 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:1448
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1184
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3448
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3436 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:872
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1944
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4380
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4688
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4548
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4132
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:5080
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:772 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:2868 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:4368
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1568
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD564ec2da34eb79b7ea7511a5368137fba
SHA167d14c1129aba08f833853ff471ae7a132202667
SHA2560a0a0ab72fcc027ed38ebba2168ff0a3d7e8c0c7605c0498f0ccd8d76a82419a
SHA512bba62dc503c9a07cedd473bfa84f08011c0a19755f30009c9ed8aeeeb0abb77c69c168e26e678a5ebcb3239f9c52baf85b1a2dae6e811d237578ae5d56e066b4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD578e74c0bc161c68971d213fadc3c6f98
SHA1297f19280c8a6b7aeda467525659ce44a0226da6
SHA2563b56c672d031037f90de54341fd0b3708f794f6f1237af7fcb122ccc4a014144
SHA5129141c1d4f33bc21c1acfe2766c8a2df372dd29fce9812b8a7e3c2a0b7a8e62af8eea80448bad443435b4014be789faf44225fb9f75a517918d8692a0b32d63be
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e2f4dc17700845035a91f4fd50db64dd
SHA18c3bf14c5ce1e84115dfcafff455e26376172def
SHA2560389fba9e4f0979d1c73b7bee559b47e021790e17bea6b15df66d57f5147ea9d
SHA512e2d4c1df806b1709e8b3b5f5e23935ab88dee1f86258af5272b43cf2877bfa42fb920b8e6d418039f45df3396f68a354bb537c064c1ee5e87f7a3e4408ad3589
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51093bd9f2b3d27b96b59f72ae6ad6bcb
SHA1972ccc970bc9d53e4b116840e2b508f7dad8551a
SHA256abd0b15730071202ea244e51d101e9a749d89b32b0246fb39290ed07b76ddb2d
SHA512940b62723e9b8f2b1f6150672e2a00610cc1d143164068ab63ee9c3f6929a9e94def6038c574a2c0bf91321c7ee39087b80fd265181ae41baef232d7dc4c4cfa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50bc0588d8a7bda2018d560b8f0847f3f
SHA1549a22a5fe401a552850b59dfe09b6fd2af0cac5
SHA25624007802b8c4e7a4dfb9ccf473ace6834ea9941e9615968cf1dc7b5a79d38247
SHA51219e4b73e1c31ec98babafa59879c37374758e20d607829d5400c7178dea5d11b486884ce7c2d2c1b85a616c5887b5615119c8e37d286ed9ecefecdea205134a8
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Filesize
4.1MB
MD50da037b893728c3b313fa70d372f856e
SHA1864be3a9800227566ff9a14ebe71a054b4d2634e
SHA256099aabb6ab527bd178ab17c42e923953d1a2cdfdfc60081bd30b99a07803ca84
SHA5122e84bdaed66aa5264e538f46df26f0a6d0fb2c3c07bbede6a3f46d53617f772a05a9d00ad8527d2e6cbc9a28ad03143ae8f8ba39f9eeb71a7651b8b1fc1893b0
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec